UKIAH, OREGON

Monthly Average Minimum Temperature (Degrees Fahrenheit)

(358726)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201102
a = 1 day missing, b = 2 days missing, c = 3 days, ..etc..,
z = 26 or more days missing, A = Accumulations present
Long-term means based on columns; thus, the monthly row may not
sum (or average) to the long-term annual value.
MAXIMUM ALLOWABLE NUMBER OF MISSING DAYS : 5
Individual Months not used for annual or monthly statistics if more than 5 days are missing.
Individual Years not used for annual statistics if any month in that year has more than 5 days missing.
YEAR(S) JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN
1922 ----- z ----- z ----- z ----- z 30.57 j 37.97 38.13 40.45 30.10 27.45 20.23 10.94 29.32
1923 18.42 5.14 22.00 29.57 35.55 40.97 44.13 37.19 32.63 32.19 24.30 16.19 28.19
1924 7.94 23.69 22.00 26.70 32.48 36.27 37.23 34.90 32.97 30.94 25.03 8.16 26.53
1925 ----- z ----- z ----- z ----- z ----- z 42.41 c 42.42 39.35 36.53 26.03 25.20 23.58 33.65
1926 12.35 26.25 27.35 32.33 34.35 37.20 41.65 39.26 29.53 26.84 27.87 17.03 29.34
1927 14.55 24.00 25.42 27.17 32.87 40.43 37.94 38.10 38.10 32.00 31.33 7.42 29.11
1928 16.68 14.00 26.61 28.47 33.23 37.13 41.65 34.26 29.87 28.32 26.93 12.03 27.43
1929 3.16 6.04 24.00 26.50 30.97 37.63 36.74 36.48 28.00 22.90 12.80 23.29 24.04
1930 -4.35 25.93 a 25.90 29.50 32.39 33.60 37.32 37.87 31.43 26.52 16.03 6.29 24.87
1931 14.81 17.21 24.77 26.83 31.94 37.20 37.74 33.94 31.33 24.13 17.43 7.65 25.42
1932 7.94 6.72 25.35 27.83 32.52 35.40 37.58 34.52 26.23 26.84 27.23 7.87 24.67
1933 11.74 5.46 21.58 25.90 30.45 38.47 37.10 37.32 30.90 27.52 23.37 30.13 26.66
1934 27.87 27.57 27.48 31.87 34.68 37.80 38.71 36.16 30.20 30.35 30.93 19.81 31.12
1935 12.39 16.82 21.68 26.83 28.13 36.20 39.58 33.94 28.70 25.61 17.23 15.71 25.24
1936 16.90 11.17 22.77 30.40 35.94 41.07 39.84 35.71 30.20 21.48 11.07 19.06 26.30
1937 -9.58 12.07 24.55 28.77 30.68 38.13 40.35 35.23 33.57 32.55 30.70 26.23 26.94
1938 22.16 23.93 26.84 29.97 31.90 38.13 41.52 34.13 36.97 32.71 20.10 19.13 29.79
1939 22.81 12.93 20.55 27.17 32.03 35.83 40.23 35.68 31.10 27.68 18.30 26.00 27.52
1940 15.26 22.93 27.45 29.67 33.77 35.90 41.16 35.16 42.37 33.65 17.40 19.77 29.54
1941 22.06 24.07 23.39 27.37 35.65 40.33 42.90 43.23 35.23 30.42 25.30 23.32 31.11
1942 6.16 11.32 18.74 27.87 34.06 35.63 39.48 35.68 25.73 24.13 24.33 18.06 25.10
1943 5.32 15.04 17.58 29.63 29.84 35.17 39.35 35.71 31.23 30.90 25.13 16.13 25.92
1944 13.35 16.93 20.19 29.48 a 31.81 36.77 37.87 35.16 34.00 28.32 22.57 16.39 26.90
1945 15.71 22.39 25.23 28.33 35.26 36.83 36.84 39.03 32.07 25.81 25.37 15.77 28.22
1946 14.77 16.64 25.42 26.10 33.06 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 23.20
1947 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1948 ----- z ----- z ----- z ----- z ----- z ----- z 39.52 d 37.88 e 27.94 n 24.72 m 21.73 o 2.81 j 38.70
1949 -12.50 c 14.08 d 24.48 d 27.36 e 35.36 c 32.73 o 35.73 p 36.58 s 32.43 p ----- z 24.89 l 18.04 c 17.80
1950 6.03 a 16.75 22.52 25.78 g 28.26 h 39.38 f 40.45 39.32 32.27 36.52 29.83 29.58 28.14
1951 14.97 21.86 20.68 24.67 34.45 36.30 40.84 36.77 32.63 30.48 24.20 16.71 27.88
1952 9.23 14.31 21.68 28.53 36.06 39.57 39.39 39.42 34.47 25.94 12.97 16.39 26.50
1953 28.68 22.04 25.16 29.97 32.50 a 37.23 37.74 42.10 33.40 27.58 29.03 23.55 30.75
1954 21.84 26.00 20.87 28.63 32.73 a 37.80 39.16 37.45 33.50 25.32 27.38 f ----- z 30.33
1955 ----- z ----- z ----- z 27.38 a 31.55 36.83 a 41.00 32.46 c 30.52 g 31.29 c 20.15 d 17.90 29.82
1956 16.61 9.00 21.68 29.00 39.06 37.83 42.48 f 39.10 k 33.40 28.77 18.20 20.00 25.36
1957 0.00 14.68 27.48 30.03 38.39 c 38.48 e 37.10 32.92 s 31.70 g 32.00 21.33 23.00 26.25
1958 20.77 29.70 a 20.90 30.86 b 37.00 j 41.82 b 41.90 k ----- z ----- z 23.62 e 24.90 25.94 27.31
1959 24.16 22.60 c ----- z ----- z ----- z 38.50 p 37.23 35.52 37.87 30.77 18.60 16.39 27.89
1960 7.00 15.17 22.48 28.73 33.39 34.80 39.16 37.74 32.10 27.83 a 25.40 16.87 26.72
1961 19.61 30.00 25.68 28.57 33.42 38.53 37.76 b 40.35 h 29.47 27.28 b 15.73 17.29 27.58
1962 12.48 18.86 20.58 28.70 34.81 32.83 36.45 39.81 32.53 30.26 26.67 22.10 28.01
1963 7.48 27.57 25.13 28.30 34.45 37.40 36.58 38.19 37.37 31.45 26.73 18.71 29.11
1964 19.32 15.17 23.16 25.17 ----- z 31.40 40.68 37.52 30.43 26.16 23.10 19.10 26.47
1965 19.29 23.50 21.03 31.43 31.13 38.68 b 41.23 43.19 29.03 27.48 27.57 14.32 28.99
1966 19.68 16.14 23.10 26.93 30.84 38.27 38.48 37.74 36.63 26.00 28.73 23.00 28.80
1967 24.16 22.54 24.26 27.20 32.23 39.43 39.45 39.87 35.83 28.35 23.90 15.39 29.38
1968 15.61 26.72 25.29 25.60 31.97 38.63 39.74 42.61 34.87 24.87 26.03 16.97 29.08
1969 11.94 13.68 18.48 28.86 h 34.86 j 42.50 h 38.62 b 35.13 34.53 24.65 21.63 21.10 24.42
1970 17.06 23.18 22.65 24.30 31.71 43.87 42.65 36.58 30.63 25.32 26.07 c 11.77 27.98
1971 19.87 a 21.46 19.84 27.30 34.10 a 39.60 42.97 42.31 b 28.70 22.97 23.47 17.34 b 28.33
1972 14.14 c 19.14 27.10 25.60 32.48 41.67 40.19 40.39 30.20 26.23 25.69 a 9.16 27.67
1973 11.61 20.50 24.33 a 24.57 30.39 37.60 38.19 36.65 35.34 a 27.86 b 28.33 27.29 28.56
1974 9.37 d 23.89 25.23 30.03 a 33.35 39.70 40.52 37.86 b 27.23 20.55 23.97 17.77 27.46
1975 17.06 18.00 a 22.26 25.40 32.10 36.83 44.33 a 38.32 28.48 a 31.10 20.87 21.94 28.06
1976 14.58 17.69 20.10 a 28.60 31.58 34.90 40.97 a 43.26 34.17 22.81 24.07 14.35 27.26
1977 7.03 20.39 22.52 25.80 32.55 39.27 39.61 42.45 34.20 28.48 23.87 23.97 28.34
1978 21.45 25.50 29.03 a 30.20 33.68 39.43 42.39 40.42 34.77 21.83 a 13.77 5.45 28.16
1979 -2.61 18.50 23.23 31.43 34.94 34.97 40.32 43.39 33.97 30.00 18.50 21.39 27.33
1980 14.00 26.14 24.81 30.57 35.43 a 38.67 41.13 33.48 31.79 b 25.26 25.10 20.61 28.92
1981 22.58 19.68 24.14 b 30.27 35.03 39.03 37.29 37.32 30.67 26.19 24.57 21.61 29.03
1982 13.19 13.07 23.45 23.40 29.42 42.23 40.87 39.50 a 34.13 28.87 20.03 17.84 27.17
1983 21.26 24.93 28.68 25.33 32.13 36.47 40.35 43.68 28.63 22.84 27.67 11.26 28.60
1984 12.48 16.97 25.55 28.57 32.26 38.33 38.10 38.03 30.07 24.45 24.57 8.30 a 26.47
1985 2.81 4.14 12.65 26.33 31.29 34.67 40.55 36.19 29.67 24.45 8.97 1.74 21.12
1986 17.74 24.46 28.48 25.93 33.65 38.70 36.84 39.65 31.90 25.52 28.27 18.97 29.18
1987 8.06 18.96 31.74 l 28.70 34.29 38.27 42.10 35.55 30.10 20.23 24.07 18.29 27.15
1988 15.31 b 18.79 23.19 30.00 33.84 40.83 39.68 35.10 28.63 28.06 23.33 9.65 27.20
1989 8.48 -1.54 23.30 a 30.77 31.94 37.43 39.13 40.10 29.20 23.97 24.57 16.19 25.29
1990 21.81 15.21 21.26 27.57 30.19 36.93 39.71 41.58 32.67 26.26 25.60 6.81 27.13
1991 9.77 ----- z 22.87 27.23 31.58 ----- z ----- z ----- z ----- z ----- z ----- z 23.60 a 23.01
1992 ----- z 24.72 24.26 ----- z ----- z 39.30 ----- z ----- z ----- z ----- z ----- z ----- z 29.43
1993 ----- z ----- z ----- z 29.13 39.10 40.50 39.19 38.39 27.13 26.87 10.57 20.94 30.20
1994 23.16 15.75 21.19 29.93 a 34.84 37.71 i 39.71 36.16 32.13 23.71 19.43 16.03 26.55
1995 21.94 25.00 24.13 25.93 33.84 38.33 41.35 33.81 35.50 25.48 26.73 22.10 29.51
1996 17.23 14.14 26.16 l 28.60 32.71 35.27 39.94 37.29 27.97 26.26 25.40 18.94 27.61
1997 17.16 21.43 28.59 i 29.93 34.97 37.93 c 40.87 42.58 36.73 25.43 a 25.62 i 16.84 30.39
1998 19.84 23.43 26.77 28.73 36.42 38.03 44.56 v 38.65 38.50 25.29 27.23 15.94 28.98
1999 22.04 g 17.47 i 23.38 e 24.50 h 29.70 d 36.62 d 36.82 c 41.73 i 25.96 f 21.71 c 27.60 e 21.43 a 28.18
2000 17.27 a 26.04 e 24.12 f 29.33 c 34.89 c 36.62 a 40.14 b ----- z 36.29 f 29.64 c 16.58 d 17.91 h 28.81
2001 15.32 f 18.88 b 23.56 o 28.25 j 27.20 u ----- z ----- z ----- z 38.69 n 27.93 b 29.45 j 24.53 p 23.41
2002 20.53 p 14.10 r ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 12.50 z ----- z 9999.00
2003 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2004 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2005 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2006 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 19.72 f 9999.00
2007 13.59 d 22.82 26.83 b 29.70 32.35 38.12 v 46.08 e ----- z ----- z 26.68 ----- z ----- z 28.29
2008 ----- z ----- z ----- z ----- z ----- z 32.40 y ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2009 ----- z ----- z ----- z ----- z 32.56 m 41.33 z ----- z 56.00 z ----- z ----- z ----- z ----- z 9999.00
2010 ----- z ----- z ----- z 28.50 h 32.16 39.00 38.58 35.81 36.30 30.65 26.61 g 19.29 q 35.42
2011 -2.40 z 18.00 z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2012 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2013 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
Period of Record Statistics
MEAN 13.92 18.77 23.52 28.18 33.17 37.88 39.71 37.91 32.30 27.17 22.95 17.48 27.62
S.D. 7.96 6.53 2.88 1.97 2.13 2.25 2.01 2.84 3.30 3.28 5.07 5.89 1.85
SKEW -1.00 -0.72 -0.69 -0.22 0.49 -0.02 0.54 0.38 0.40 0.24 -0.83 -0.39 -0.79
MAX 28.68 30.00 29.03 32.33 39.10 43.87 46.08 43.68 42.37 36.52 31.33 30.13 31.12
MIN -12.50 -1.54 12.65 23.40 28.13 31.40 36.45 32.46 25.73 20.23 8.97 1.74 21.12
NO YRS 72 73 69 71 71 71 73 69 69 76 71 73 53